diff options
Diffstat (limited to 'arch/arm/mach-mx2/mxt_td60.c')
-rw-r--r-- | arch/arm/mach-mx2/mxt_td60.c | 319 |
1 files changed, 319 insertions, 0 deletions
diff --git a/arch/arm/mach-mx2/mxt_td60.c b/arch/arm/mach-mx2/mxt_td60.c new file mode 100644 index 000000000000..03dbbdc98955 --- /dev/null +++ b/arch/arm/mach-mx2/mxt_td60.c | |||
@@ -0,0 +1,319 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2000 Deep Blue Solutions Ltd | ||
3 | * Copyright (C) 2002 Shane Nay (shane@minirl.com) | ||
4 | * Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved. | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
19 | */ | ||
20 | |||
21 | #include <linux/platform_device.h> | ||
22 | #include <linux/mtd/mtd.h> | ||
23 | #include <linux/mtd/map.h> | ||
24 | #include <linux/mtd/partitions.h> | ||
25 | #include <linux/mtd/physmap.h> | ||
26 | #include <linux/i2c.h> | ||
27 | #include <linux/irq.h> | ||
28 | #include <mach/common.h> | ||
29 | #include <mach/hardware.h> | ||
30 | #include <asm/mach-types.h> | ||
31 | #include <asm/mach/arch.h> | ||
32 | #include <asm/mach/time.h> | ||
33 | #include <asm/mach/map.h> | ||
34 | #include <linux/gpio.h> | ||
35 | #include <mach/imx-uart.h> | ||
36 | #include <mach/iomux.h> | ||
37 | #include <mach/mxc_nand.h> | ||
38 | #include <mach/i2c.h> | ||
39 | #include <linux/i2c/pca953x.h> | ||
40 | #include <mach/imxfb.h> | ||
41 | #include <mach/mmc.h> | ||
42 | |||
43 | #include "devices.h" | ||
44 | |||
45 | static unsigned int mxt_td60_pins[] __initdata = { | ||
46 | /* UART0 */ | ||
47 | PE12_PF_UART1_TXD, | ||
48 | PE13_PF_UART1_RXD, | ||
49 | PE14_PF_UART1_CTS, | ||
50 | PE15_PF_UART1_RTS, | ||
51 | /* UART1 */ | ||
52 | PE3_PF_UART2_CTS, | ||
53 | PE4_PF_UART2_RTS, | ||
54 | PE6_PF_UART2_TXD, | ||
55 | PE7_PF_UART2_RXD, | ||
56 | /* UART2 */ | ||
57 | PE8_PF_UART3_TXD, | ||
58 | PE9_PF_UART3_RXD, | ||
59 | PE10_PF_UART3_CTS, | ||
60 | PE11_PF_UART3_RTS, | ||
61 | /* UART3 */ | ||
62 | PB26_AF_UART4_RTS, | ||
63 | PB28_AF_UART4_TXD, | ||
64 | PB29_AF_UART4_CTS, | ||
65 | PB31_AF_UART4_RXD, | ||
66 | /* UART4 */ | ||
67 | PB18_AF_UART5_TXD, | ||
68 | PB19_AF_UART5_RXD, | ||
69 | PB20_AF_UART5_CTS, | ||
70 | PB21_AF_UART5_RTS, | ||
71 | /* UART5 */ | ||
72 | PB10_AF_UART6_TXD, | ||
73 | PB12_AF_UART6_CTS, | ||
74 | PB11_AF_UART6_RXD, | ||
75 | PB13_AF_UART6_RTS, | ||
76 | /* FEC */ | ||
77 | PD0_AIN_FEC_TXD0, | ||
78 | PD1_AIN_FEC_TXD1, | ||
79 | PD2_AIN_FEC_TXD2, | ||
80 | PD3_AIN_FEC_TXD3, | ||
81 | PD4_AOUT_FEC_RX_ER, | ||
82 | PD5_AOUT_FEC_RXD1, | ||
83 | PD6_AOUT_FEC_RXD2, | ||
84 | PD7_AOUT_FEC_RXD3, | ||
85 | PD8_AF_FEC_MDIO, | ||
86 | PD9_AIN_FEC_MDC, | ||
87 | PD10_AOUT_FEC_CRS, | ||
88 | PD11_AOUT_FEC_TX_CLK, | ||
89 | PD12_AOUT_FEC_RXD0, | ||
90 | PD13_AOUT_FEC_RX_DV, | ||
91 | PD14_AOUT_FEC_RX_CLK, | ||
92 | PD15_AOUT_FEC_COL, | ||
93 | PD16_AIN_FEC_TX_ER, | ||
94 | PF23_AIN_FEC_TX_EN, | ||
95 | /* I2C1 */ | ||
96 | PD17_PF_I2C_DATA, | ||
97 | PD18_PF_I2C_CLK, | ||
98 | /* I2C2 */ | ||
99 | PC5_PF_I2C2_SDA, | ||
100 | PC6_PF_I2C2_SCL, | ||
101 | /* FB */ | ||
102 | PA5_PF_LSCLK, | ||
103 | PA6_PF_LD0, | ||
104 | PA7_PF_LD1, | ||
105 | PA8_PF_LD2, | ||
106 | PA9_PF_LD3, | ||
107 | PA10_PF_LD4, | ||
108 | PA11_PF_LD5, | ||
109 | PA12_PF_LD6, | ||
110 | PA13_PF_LD7, | ||
111 | PA14_PF_LD8, | ||
112 | PA15_PF_LD9, | ||
113 | PA16_PF_LD10, | ||
114 | PA17_PF_LD11, | ||
115 | PA18_PF_LD12, | ||
116 | PA19_PF_LD13, | ||
117 | PA20_PF_LD14, | ||
118 | PA21_PF_LD15, | ||
119 | PA22_PF_LD16, | ||
120 | PA23_PF_LD17, | ||
121 | PA25_PF_CLS, | ||
122 | PA27_PF_SPL_SPR, | ||
123 | PA28_PF_HSYNC, | ||
124 | PA29_PF_VSYNC, | ||
125 | PA30_PF_CONTRAST, | ||
126 | PA31_PF_OE_ACD, | ||
127 | /* OWIRE */ | ||
128 | PE16_AF_OWIRE, | ||
129 | /* SDHC1*/ | ||
130 | PE18_PF_SD1_D0, | ||
131 | PE19_PF_SD1_D1, | ||
132 | PE20_PF_SD1_D2, | ||
133 | PE21_PF_SD1_D3, | ||
134 | PE22_PF_SD1_CMD, | ||
135 | PE23_PF_SD1_CLK, | ||
136 | PF8_AF_ATA_IORDY, | ||
137 | /* SDHC2*/ | ||
138 | PB4_PF_SD2_D0, | ||
139 | PB5_PF_SD2_D1, | ||
140 | PB6_PF_SD2_D2, | ||
141 | PB7_PF_SD2_D3, | ||
142 | PB8_PF_SD2_CMD, | ||
143 | PB9_PF_SD2_CLK, | ||
144 | }; | ||
145 | |||
146 | static struct mxc_nand_platform_data mxt_td60_nand_board_info = { | ||
147 | .width = 1, | ||
148 | .hw_ecc = 1, | ||
149 | }; | ||
150 | |||
151 | static struct imxi2c_platform_data mxt_td60_i2c_data = { | ||
152 | .bitrate = 100000, | ||
153 | }; | ||
154 | |||
155 | /* PCA9557 */ | ||
156 | static int mxt_td60_pca9557_setup(struct i2c_client *client, | ||
157 | unsigned gpio_base, unsigned ngpio, | ||
158 | void *context) | ||
159 | { | ||
160 | static int mxt_td60_gpio_value[] = { | ||
161 | -1, -1, -1, -1, -1, -1, -1, 1 | ||
162 | }; | ||
163 | int n; | ||
164 | |||
165 | for (n = 0; n < ARRAY_SIZE(mxt_td60_gpio_value); ++n) { | ||
166 | gpio_request(gpio_base + n, "MXT_TD60 GPIO Exp"); | ||
167 | if (mxt_td60_gpio_value[n] < 0) | ||
168 | gpio_direction_input(gpio_base + n); | ||
169 | else | ||
170 | gpio_direction_output(gpio_base + n, | ||
171 | mxt_td60_gpio_value[n]); | ||
172 | gpio_export(gpio_base + n, 0); | ||
173 | } | ||
174 | |||
175 | return 0; | ||
176 | } | ||
177 | |||
178 | static struct pca953x_platform_data mxt_td60_pca9557_pdata = { | ||
179 | .gpio_base = 240, /* place PCA9557 after all MX27 gpio pins */ | ||
180 | .invert = 0, /* Do not invert */ | ||
181 | .setup = mxt_td60_pca9557_setup, | ||
182 | }; | ||
183 | |||
184 | static struct i2c_board_info mxt_td60_i2c_devices[] = { | ||
185 | { | ||
186 | I2C_BOARD_INFO("pca9557", 0x18), | ||
187 | .platform_data = &mxt_td60_pca9557_pdata, | ||
188 | }, | ||
189 | }; | ||
190 | |||
191 | static struct imxi2c_platform_data mxt_td60_i2c2_data = { | ||
192 | .bitrate = 100000, | ||
193 | }; | ||
194 | |||
195 | static struct i2c_board_info mxt_td60_i2c2_devices[] = { | ||
196 | }; | ||
197 | |||
198 | static struct imx_fb_videomode mxt_td60_modes[] = { | ||
199 | { | ||
200 | .mode = { | ||
201 | .name = "Chimei LW700AT9003", | ||
202 | .refresh = 60, | ||
203 | .xres = 800, | ||
204 | .yres = 480, | ||
205 | .pixclock = 30303, | ||
206 | .hsync_len = 64, | ||
207 | .left_margin = 0x67, | ||
208 | .right_margin = 0x68, | ||
209 | .vsync_len = 16, | ||
210 | .upper_margin = 0x0f, | ||
211 | .lower_margin = 0x0f, | ||
212 | }, | ||
213 | .bpp = 16, | ||
214 | .pcr = 0xFA208B83, | ||
215 | }, | ||
216 | }; | ||
217 | |||
218 | static struct imx_fb_platform_data mxt_td60_fb_data = { | ||
219 | .mode = mxt_td60_modes, | ||
220 | .num_modes = ARRAY_SIZE(mxt_td60_modes), | ||
221 | |||
222 | /* | ||
223 | * - HSYNC active high | ||
224 | * - VSYNC active high | ||
225 | * - clk notenabled while idle | ||
226 | * - clock inverted | ||
227 | * - data not inverted | ||
228 | * - data enable low active | ||
229 | * - enable sharp mode | ||
230 | */ | ||
231 | .pwmr = 0x00A903FF, | ||
232 | .lscr1 = 0x00120300, | ||
233 | .dmacr = 0x00020010, | ||
234 | }; | ||
235 | |||
236 | static int mxt_td60_sdhc1_init(struct device *dev, irq_handler_t detect_irq, | ||
237 | void *data) | ||
238 | { | ||
239 | return request_irq(IRQ_GPIOF(8), detect_irq, IRQF_TRIGGER_FALLING, | ||
240 | "sdhc1-card-detect", data); | ||
241 | } | ||
242 | |||
243 | static void mxt_td60_sdhc1_exit(struct device *dev, void *data) | ||
244 | { | ||
245 | free_irq(IRQ_GPIOF(8), data); | ||
246 | } | ||
247 | |||
248 | static struct imxmmc_platform_data sdhc1_pdata = { | ||
249 | .init = mxt_td60_sdhc1_init, | ||
250 | .exit = mxt_td60_sdhc1_exit, | ||
251 | }; | ||
252 | |||
253 | static struct platform_device *platform_devices[] __initdata = { | ||
254 | &mxc_fec_device, | ||
255 | }; | ||
256 | |||
257 | static struct imxuart_platform_data uart_pdata[] = { | ||
258 | { | ||
259 | .flags = IMXUART_HAVE_RTSCTS, | ||
260 | }, { | ||
261 | .flags = IMXUART_HAVE_RTSCTS, | ||
262 | }, { | ||
263 | .flags = IMXUART_HAVE_RTSCTS, | ||
264 | }, { | ||
265 | .flags = IMXUART_HAVE_RTSCTS, | ||
266 | }, { | ||
267 | .flags = IMXUART_HAVE_RTSCTS, | ||
268 | }, { | ||
269 | .flags = IMXUART_HAVE_RTSCTS, | ||
270 | }, | ||
271 | }; | ||
272 | |||
273 | static void __init mxt_td60_board_init(void) | ||
274 | { | ||
275 | mxc_gpio_setup_multiple_pins(mxt_td60_pins, ARRAY_SIZE(mxt_td60_pins), | ||
276 | "MXT_TD60"); | ||
277 | |||
278 | mxc_register_device(&mxc_uart_device0, &uart_pdata[0]); | ||
279 | mxc_register_device(&mxc_uart_device1, &uart_pdata[1]); | ||
280 | mxc_register_device(&mxc_uart_device2, &uart_pdata[2]); | ||
281 | mxc_register_device(&mxc_uart_device3, &uart_pdata[3]); | ||
282 | mxc_register_device(&mxc_uart_device4, &uart_pdata[4]); | ||
283 | mxc_register_device(&mxc_uart_device5, &uart_pdata[5]); | ||
284 | mxc_register_device(&mxc_nand_device, &mxt_td60_nand_board_info); | ||
285 | |||
286 | i2c_register_board_info(0, mxt_td60_i2c_devices, | ||
287 | ARRAY_SIZE(mxt_td60_i2c_devices)); | ||
288 | |||
289 | i2c_register_board_info(1, mxt_td60_i2c2_devices, | ||
290 | ARRAY_SIZE(mxt_td60_i2c2_devices)); | ||
291 | |||
292 | mxc_register_device(&mxc_i2c_device0, &mxt_td60_i2c_data); | ||
293 | mxc_register_device(&mxc_i2c_device1, &mxt_td60_i2c2_data); | ||
294 | mxc_register_device(&mxc_fb_device, &mxt_td60_fb_data); | ||
295 | mxc_register_device(&mxc_sdhc_device0, &sdhc1_pdata); | ||
296 | |||
297 | platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); | ||
298 | } | ||
299 | |||
300 | static void __init mxt_td60_timer_init(void) | ||
301 | { | ||
302 | mx27_clocks_init(26000000); | ||
303 | } | ||
304 | |||
305 | static struct sys_timer mxt_td60_timer = { | ||
306 | .init = mxt_td60_timer_init, | ||
307 | }; | ||
308 | |||
309 | MACHINE_START(MXT_TD60, "Maxtrack i-MXT TD60") | ||
310 | /* maintainer: Maxtrack Industrial */ | ||
311 | .phys_io = AIPI_BASE_ADDR, | ||
312 | .io_pg_offst = ((AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc, | ||
313 | .boot_params = PHYS_OFFSET + 0x100, | ||
314 | .map_io = mx27_map_io, | ||
315 | .init_irq = mx27_init_irq, | ||
316 | .init_machine = mxt_td60_board_init, | ||
317 | .timer = &mxt_td60_timer, | ||
318 | MACHINE_END | ||
319 | |||